<template>
  <div>
    <div style="text-align: center;cursor:pointer;margin-bottom:15px">
        <a @click="handlerClick" >
            <el-tooltip class="item" effect="dark" content="点击修改头像" placement="bottom">
                <fancy-user-avatar :size="size" ref="FancyUserAvatar"/>
            </el-tooltip>
        </a>
    </div>
    <el-dialog :title="title" :visible.sync="open" width="800px">
      <el-row>
        <el-col :xs="24" :md="12" :style="{height: '350px'}">
          <vue-cropper
            ref="cropper"
            :img="options.img"
            :info="true"
            :autoCrop="options.autoCrop"
            :autoCropWidth="options.autoCropWidth"
            :autoCropHeight="options.autoCropHeight"
            :fixedBox="options.fixedBox"
            @realTime="realTime"
          />
        </el-col>
        <el-col :xs="24" :md="12" :style="{height: '350px'}">
          <div class="avatar-upload-preview">
            <img :src="previews.url" :style="previews.img" />
          </div>
        </el-col>
      </el-row>
      <br />
      <el-row>
        <el-col :lg="2" :md="2">
          <el-upload action="#" class="upload-demo" :http-request="requestUpload" :show-file-list="false" :before-upload="beforeUpload">
            <el-button size="small">
              上传
              <i class="el-icon-lx-upload"></i>
            </el-button>
          </el-upload>
          
        
        </el-col>
        <el-col :lg="{span: 1, offset: 2}" :md="2">
          <el-button icon="el-icon-plus" size="small" @click="changeScale(1)"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-minus" size="small" @click="changeScale(-1)"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-refresh-left" size="small" @click="rotateLeft()"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-refresh-right" size="small" @click="rotateRight()"></el-button>
        </el-col>
        <el-col :lg="{span: 2, offset: 6}" :md="2">
          <el-button type="primary" size="small" @click="uploadImg()">提 交</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import defaultImg from '@/assets/img/default.jpeg';
import { VueCropper } from "vue-cropper";
import FancyUserAvatar from '@/components/page/sys/org/sys_org_person/comp/FancyUserAvatar';
import bus from '@/components/common/bus';

export default {
  name: "UserAvatar",
  components: { VueCropper,FancyUserAvatar },
  props: {
    user: {
      type: Object
    },
    size: { 
      type: Number,
      default:120
    }
  },
  data() {
    return {
      // 是否显示弹出层
      open: false,
      // 弹出层标题
      title: "修改头像",
      options: {
        img: '', //裁剪图片的地址
        autoCrop: true, // 是否默认生成截图框
        autoCropWidth: 200, // 默认生成截图框宽度
        autoCropHeight: 200, // 默认生成截图框高度
        fixedBox: true // 固定截图框大小 不允许改变
      },
      previews: {
      }
    };
  },
  methods: {
    // 编辑头像
    handlerClick() {
      this.open = true;
      this.options.img = this.$refs.FancyUserAvatar.imgUrl;
    },
    // 覆盖默认的上传行为
    requestUpload() {
    },
    // 向左旋转
    rotateLeft() {
      this.$refs.cropper.rotateLeft();
    },
    // 向右旋转
    rotateRight() {
      this.$refs.cropper.rotateRight();
    },
    // 图片缩放
    changeScale(num) {
      num = num || 1;
      this.$refs.cropper.changeScale(num);
    },
    // 上传预处理
    beforeUpload(file) {
      if (file.type.indexOf("image/") == -1) {
        this.msgError("文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。");
      } else {
        const reader = new FileReader();
        reader.readAsDataURL(file);
        reader.onload = () => {
          this.options.img = reader.result;
        };
      }
    },
    // 上传图片
    uploadImg() {
      this.$refs.cropper.getCropBlob(data => {
        let formData = new FormData();
        formData.append("avatarfile", data);
        this.$post('/api/sys/org/sys_org_person/uploadUserImg',formData).then((res) => {
          if(res.status==1){
              //上传成功
            this.$message({
              message: '头像上传成功',
              type: 'success'
            });
            this.open = false;
            bus.$emit('userImg', res.status);//图片成功之后,刷新头像
          }
        });
        // uploadAvatar(formData).then(response => {
        //   if (response.code === 200) {
        //     this.open = false;
        //     this.options.img = process.env.VUE_APP_BASE_API + response.imgUrl;
        //     this.msgSuccess("修改成功");
        //   } else {
        //     this.msgError(response.msg);
        //   }
        //   this.$refs.cropper.clearCrop();
        // });
      });
    },
    // 实时预览
    realTime(data) {
      this.previews = data;
    }
  }
};
</script>
<style>
.avatar-upload-preview {
	position: absolute;
	top: 50%;
	transform: translate(40%, -40%);
	width: 180px;
	height: 180px;
	border-radius: 50%;
	box-shadow: 0 0 4px #ccc;
	overflow: hidden;
}
.el-upload--text {
    background-color: #fff;
    border: 0px solid #DCDFE6;
    border-radius: 6px;
    box-sizing: border-box;
    width: auto;
    height: auto;
    text-align: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
</style>